applications/notification-supplier/src/main/java/org/opendaylight/openflowplugin/applications/notification/supplier/impl/item/stat/NodeConnectorStatNotificationSupplierImpl.java

   1 /*
   2  * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.openflowplugin.applications.notification.supplier.impl.item.stat;
   9
  10 import com.google.common.base.Preconditions;
  11 import java.util.Collections;
  12 import org.opendaylight.mdsal.binding.api.DataBroker;
  13 import org.opendaylight.mdsal.binding.api.NotificationPublishService;
  14 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorBuilder;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.FlowCapableNodeConnectorStatisticsData;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.NodeConnectorStatisticsUpdate;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.NodeConnectorStatisticsUpdateBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.flow.capable.node.connector.statistics.FlowCapableNodeConnectorStatistics;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.node.connector.statistics.and.port.number.map.NodeConnectorStatisticsAndPortNumberMapBuilder;
  22 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  23
  24 /**
  25  * Implementation define a contract between {@link FlowCapableNodeConnectorStatistics} data object
  26  * and {@link NodeConnectorStatisticsUpdate} notification.
  27  */
  28 public class NodeConnectorStatNotificationSupplierImpl extends
  29         AbstractNotificationSupplierForItemStat<FlowCapableNodeConnectorStatistics, NodeConnectorStatisticsUpdate> {
  30
  31     private static final InstanceIdentifier<FlowCapableNodeConnectorStatistics>
  32             FLOW_CAPABLE_NODE_CONNECTOR_STATISTICS_INSTANCE_IDENTIFIER = getNodeWildII().child(NodeConnector.class)
  33             .augmentation(FlowCapableNodeConnectorStatisticsData.class).child(FlowCapableNodeConnectorStatistics.class);
  34
  35     /**
  36      * Constructor register supplier as DataTreeChangeListener and create wildCarded InstanceIdentifier.
  37      *
  38      * @param notifProviderService - {@link NotificationPublishService}
  39      * @param db                   - {@link DataBroker}
  40      */
  41     public NodeConnectorStatNotificationSupplierImpl(final NotificationPublishService notifProviderService,
  42                                                      final DataBroker db) {
  43         super(notifProviderService, db, FlowCapableNodeConnectorStatistics.class);
  44     }
  45
  46     @Override
  47     public InstanceIdentifier<FlowCapableNodeConnectorStatistics> getWildCardPath() {
  48         return FLOW_CAPABLE_NODE_CONNECTOR_STATISTICS_INSTANCE_IDENTIFIER;
  49     }
  50
  51     @Override
  52     public NodeConnectorStatisticsUpdate createNotification(
  53             final FlowCapableNodeConnectorStatistics flowCapableNodeConnectorStatistics,
  54             final InstanceIdentifier<FlowCapableNodeConnectorStatistics> path) {
  55         Preconditions.checkArgument(flowCapableNodeConnectorStatistics != null);
  56         Preconditions.checkArgument(path != null);
  57
  58         final NodeConnectorBuilder ncBuilder = new NodeConnectorBuilder();
  59         final NodeConnectorKey ncKey = path.firstKeyOf(NodeConnector.class);
  60         ncBuilder.setId(ncKey.getId());
  61         ncBuilder.withKey(ncKey);
  62
  63         final NodeConnectorStatisticsUpdateBuilder builder = new NodeConnectorStatisticsUpdateBuilder();
  64         builder.setId(getNodeId(path));
  65         builder.setMoreReplies(Boolean.FALSE);
  66         builder.setNodeConnector(Collections.singletonList(ncBuilder.build()));
  67         builder.setNodeConnectorStatisticsAndPortNumberMap(Collections.singletonList(
  68                 new NodeConnectorStatisticsAndPortNumberMapBuilder(flowCapableNodeConnectorStatistics).build()));
  69         return builder.build();
  70     }
  71 }
  72